培育亚历山大（变石）Alexandrite
价格： Rachel专属特惠价 Price: Rachel Special Offer
颜色：依光源可变（蓝绿、紫红、橙红） Color: Depending on the light source (blue-green, purple, orange-red)
品质：5A\4A\3A Quality: 5A\4A\3A
质量说明：(1）所有等级、形状均可生产，特别尺寸可定做； （2）特殊版位均可根据要求、重量、边厚等特别定制；（3）特别形状、特别车工均可定制 Quality Description:(1) All grades, shapes, colors can be produced, special sizes can be customized; (2) The special version can be customized according to requirements, weight, edge thickness, etc.;
产能和交期：库存尺寸1-3天发货。定制尺寸：生产周期7-12天不等。 Production capacity and delivery time: Delivery time: stock size 1-3 days delivery. Custom size: production lead time 7-12 days.
亚历山大石（变石），是金绿宝石中具变色效应的一个品种，也是世界五大名贵宝石之一。变石在日光或日光灯下呈现以绿色调为主的颜色，而在白炽灯下呈现以红色调为主的颜色，因此被誉为“白昼里的祖母绿，黑夜里的红宝石”，是宝石界的“变色龙”，也是六月生辰石之一。
Alexandrite (Alexandrite) is a variety of chrysoberyl with discoloration effect, and is also one of the world's five precious stones. Alexandrian in daylight or fluorescent light to show the color of green tone, and in incandescent light to show the color of red tone, so known as "emerald in the day, ruby in the night", is the gem industry "chameleon", is also one of the June birthstone.
变石（Alexandrite）的主要产地有斯里兰卡、巴西等等，俄罗斯乌拉尔山的矿藏，已几乎枯竭。变色优美的变石（Alexandrite）价格高昂，超过一克拉的优质变石甚至比同等大小的优质红宝石、蓝宝石和祖母绿更加昂贵。
The main producing areas of Alexandrite are Sri Lanka, Brazil and so on, and the mineral deposits of the Ural Mountains in Russia have been almost exhausted. Beautifully colored Alexandrite is expensive, and high-quality alexandrite over one carat is even more expensive than high-quality rubies, sapphires and emeralds of the same size.
